package com.numberone.master.common.utils;

import java.security.MessageDigest;

public class MD5CZBS {
	
	private final static String[] hexDigits = { "0", "1", "2", "3", "4", "5",
			"6", "7", "8", "9", "a", "b", "c", "d", "e", "f" };

	/**
	 * 转换字节数组为16进制字串
	 * 
	 * @param b
	 *            字节数组
	 * @return 16进制字串
	 */

	public static String byteArrayToHexString(byte[] b) {
		StringBuffer resultSb = new StringBuffer();
		for (int i = 0; i < b.length; i++) {
			resultSb.append(byteToHexString(b[i]));
		}
		return resultSb.toString();
	}

	private static String byteToHexString(byte b) {
		int n = b;
		if (n < 0)
			n = 256 + n;
		int d1 = n / 16;
		int d2 = n % 16;
		return hexDigits[d1] + hexDigits[d2];
	}

	public static String MD5Encode(String origin) {
		String resultString = null;

		try {
			resultString = new String(origin);
			MessageDigest md = MessageDigest.getInstance("MD5");
//			resultString = byteArrayToHexString(md.digest(resultString
//					.getBytes()));
			resultString = byteArrayToHexString(md.digest(resultString
					.getBytes("UTF-8")));
		} catch (Exception ex) {

		}
		return resultString;
	}
	
	public static void main(String[] args) {
		
		System.out.println(MD5CZBS.MD5Encode("areaAbblzbusiness_code1000000081ctype0etime1409328000000otime1401379200000parent"+
				"_nameJulie家长serviceorder_notifystudent_grade10student_nameJuliestudent_uid50ts"+
				"1401785134741uid70lft^#&*"));
	}

}
